header {
  height: 90px;
  line-height: 45px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  transition: 1s;
  overflow: hidden;
}
header .i {
  background-color: #fff;
  height: 45px;
  overflow: hidden;
}
header .i .inner {
  font-weight: bold;
  width: 1170px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}
header .i .inner h1 a {
  color: #000;
  text-decoration: none;
}
header .i .inner div {
  width: 70px;
  height: 45px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  place-items: center;
  justify-content: center;
}
header .i .inner div #toShopCart {
  transform: scale(0.9);
}
header .i .inner div a {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
}
header .o {
  background-image: linear-gradient(#000 20%, transparent);
}
header .o .outer {
  z-index: 9999;
  height: 45px;
  display: flex;
}
header .o .outer a {
  text-decoration: none;
  font-weight: bold;
  color: #fff;
  transition: 0.5s;
}
header .o .outer a:last-child {
  padding-left: 10px;
  padding-right: 10px;
}
header .o .outer a:hover {
  color: #76B900;
}
